00:02: ... earth perhaps it came from space let's see what you had to say about the panspermia hypothesis Scorch for 28 points out the problem with panspermia is that it doesn't ...
2018-12-06: Did Life on Earth Come from Space?
00:03: ... the Milky Way some scientists think this may be the case this is the panspermia hypothesis there's something odd about the first appearance of life There's ...